TDC-GP21 datasheet(33/91 Pages) AMSCO

33 / 91 page

Ultrasonic-Flow-Converter

TDC-GP21

3-8

acam messelectronic gmbh - Friedrich-List-Str.4 - 76297 Stutensee - Germany - www.acam.de

Parameter

Description

Settings

EN_INT[2:0]

Activates interrupt sources wired by OR.

Additional bit in register 6 (see there, too)

Bit 31 = Timeout interrupt enable

Bit 30 = End Hits interrupt enable

Bit 29 = ALU interrupt enable

Reg6, BIT21 = End of EEPROM action

RFEDGE2

Edge sensitivity channel 2

0 = rising or falling edge

1 = rising and falling edge

RFEDGE1

Edge sensitivity channel 1

0 = rising or falling edge

1 = rising and falling edge

DELVAL1

Delay value for internal stop enable unit, hit 1

channel 1. Fixed point number with 14

integer and 5 fractional digits in multiples of

Tref

DELVAL1 = 0 to 16383.96875

Mandatory: If EN_ANALOG = 0 then set

DELVAL1 = 0

ID2

Free bits, e.g. to be used as identification or

version number

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10

7-0

k.d.

DELVAL2

ID3

0 0

Parameter

Description

Settings

EN_ERR_VAL

Timeout forces ALU to write ‘hFFFFFFFF

into the output register

0 = disabled

1 = enabled

SEL_TIMO_MB2

Select predivider for timeout in

measurement mode 2

0 = 64 µs

1 = 256 µs

2 = 1024 µs

3 = 4096 µs recommended

@ 4 MHz ClkHS

DELVAL2

Delay value for internal stop enable unit, hit

2 channel 1. Fixed point number with 14

DELVAL2 = 0 to 16383.96875

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TDC-GP21 Datasheet(PDF) 33 Page - ams AG

TDC-GP21 Datasheet(HTML) 33 Page - ams AG

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